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GB1577525A - Method and apparatus for the measurement of plant density for the control of harvest machine - Google Patents

Method and apparatus for the measurement of plant density for the control of harvest machine Download PDF

Info

Publication number
GB1577525A
GB1577525A GB8143/77A GB814377A GB1577525A GB 1577525 A GB1577525 A GB 1577525A GB 8143/77 A GB8143/77 A GB 8143/77A GB 814377 A GB814377 A GB 814377A GB 1577525 A GB1577525 A GB 1577525A
Authority
GB
United Kingdom
Prior art keywords
receiver
impulses
transmitter
ultrasonic
control signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB8143/77A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Claas Maschinenfabrik GmbH
Original Assignee
Claas Maschinenfabrik GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Claas Maschinenfabrik GmbH filed Critical Claas Maschinenfabrik GmbH
Publication of GB1577525A publication Critical patent/GB1577525A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D41/00Combines, i.e. harvesters or mowers combined with threshing devices
    • A01D41/12Details of combines
    • A01D41/127Control or measuring arrangements specially adapted for combines
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04Analysing solids
    • G01N29/07Analysing solids by measuring propagation velocity or propagation time of acoustic waves
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04Analysing solids
    • G01N29/11Analysing solids by measuring attenuation of acoustic waves
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/449Statistical methods not provided for in G01N29/4409, e.g. averaging, smoothing and interpolation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S56/00Harvesters
    • Y10S56/15Condition responsive

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Acoustics & Sound (AREA)
  • Environmental Sciences (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Fertilizing (AREA)
  • Harvester Elements (AREA)
  • Guiding Agricultural Machines (AREA)
GB8143/77A 1976-02-27 1977-02-25 Method and apparatus for the measurement of plant density for the control of harvest machine Expired GB1577525A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762608049 DE2608049A1 (de) 1976-02-27 1976-02-27 Verfahren und vorrichtung zur messung der pflanzenbestandsdichte fuer die steuerung von erntemaschinen

Publications (1)

Publication Number Publication Date
GB1577525A true GB1577525A (en) 1980-10-22

Family

ID=5971062

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8143/77A Expired GB1577525A (en) 1976-02-27 1977-02-25 Method and apparatus for the measurement of plant density for the control of harvest machine

Country Status (4)

Country Link
US (1) US4228636A (fr)
DE (1) DE2608049A1 (fr)
FR (1) FR2361811A1 (fr)
GB (1) GB1577525A (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4414792A (en) * 1982-03-30 1983-11-15 Blackwelders Height control for agricultural machine
US4507910A (en) * 1983-11-21 1985-04-02 Ezra C. Lundahl, Inc. Automatic sonar activated height control for a header
US4896486A (en) * 1988-06-07 1990-01-30 Lundahl Research, Inc. Crop harvester having height control
DE3916852C1 (fr) * 1989-05-24 1990-03-15 Clemens Und Co Kg, 5560 Wittlich, De
US5155983A (en) * 1991-04-24 1992-10-20 Ford New Holland, Inc. Distance measurement and control using coded sonic signals
US5155984A (en) * 1991-04-24 1992-10-20 Ford New Holland, Inc. Implement height control
JP3037794B2 (ja) * 1991-09-25 2000-05-08 本田技研工業株式会社 刈取り機のグラスバッグ満杯検出装置
US5325650A (en) * 1991-10-31 1994-07-05 Honda Giken Kogyo Kabushiki Kaisha Apparatus for controlling traveling of mower
US5410479A (en) * 1992-08-17 1995-04-25 Coker; William B. Ultrasonic furrow or crop row following sensor
US5606504A (en) * 1995-02-17 1997-02-25 Lockheed Martin Corporation Crop swath-width measurement using acoustic transducers
DE19719939A1 (de) * 1997-05-13 1998-11-19 Claas Ohg Automatisch lenkbare Erntemaschine
GB9811177D0 (en) * 1998-05-26 1998-07-22 Ford New Holland Nv Methods for generating field maps
US6243987B1 (en) 1999-09-01 2001-06-12 Organitech Ltd. Self contained fully automated robotic crop production facility
SE516979C2 (sv) * 2000-07-14 2002-03-26 Abb Ab Aktiv akustisk spektroskopi
US9772311B2 (en) 2000-07-14 2017-09-26 Acosense Ab Active acoustic method for predicting properties of process fluids comprising solid particles or gas/liquid volumes based on their size distribution and concentration
ATE322151T1 (de) * 2001-03-08 2006-04-15 Deere & Co Mittel zur messung der schnittbreite von erntegut
DE10129133A1 (de) 2001-06-16 2002-12-19 Deere & Co Einrichtung zur selbsttätigen Lenkung eines landwirtschaftlichen Arbeitsfahrzeugs
DE10129136A1 (de) 2001-06-16 2002-12-19 Deere & Co Einrichtung zur selbsttätigen Lenkung eines landwirtschaftlichen Arbeitsfahrzeugs
DE10129135B4 (de) 2001-06-16 2013-10-24 Deere & Company Einrichtung zur Positionsbestimmung eines landwirtschaftlichen Arbeitsfahrzeugs sowie ein landwirtschaftliches Arbeitsfahrzeug mit dieser
DE10130665A1 (de) * 2001-06-28 2003-01-23 Deere & Co Vorrichtung zur Messung der Menge von auf einem Feld stehenden Pflanzen
NZ534189A (en) * 2004-07-16 2006-11-30 Gallagher Group Ltd Pasture meter using echo detection to determine amount of vegetative material in region
WO2008151371A1 (fr) * 2007-06-12 2008-12-18 Agriculture Victoria Services Pty Limited Dispositif de mesure de récolte et ses utilisations
US9282693B2 (en) 2013-02-20 2016-03-15 Deere & Company Data encoding with planting attributes
US11231317B2 (en) 2019-08-20 2022-01-25 Cnh Industrial America Llc Systems and methods for filtering sensor signal interference deriving from powered components of a header
CN114467688B (zh) * 2020-10-26 2023-02-17 永嘉一本机械有限公司 一种农田喷洒装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2746230A (en) * 1954-02-19 1956-05-22 Lulu H Reimer Adjustable cutter means having crop lifting means
US3094693A (en) * 1959-12-30 1963-06-18 Honeywell Regulator Co Velocity sensing apparatus
GB1270535A (en) * 1968-03-06 1972-04-12 Massey Ferguson Perkins Ltd Improvements in or relating to combine harvesters
US3563013A (en) * 1968-07-22 1971-02-16 Massey Ferguson Inc Automatic combine control
DD69234A1 (de) * 1968-09-13 1969-10-05 Erich Milde Verfahren zur Erfassung von pflanzenbestandsdichten, vorzugsweise zum Zwecke der Durchsatzbeeinflussung von Erntemaschinen
AU422241B2 (en) * 1968-12-23 1972-03-09 The Commonwealth Of Australia Method of and means for recording characteristics ofthe troposphere
DE1917670C3 (de) * 1969-04-05 1973-01-04 Eimer, Manfred, Dipl.Ing., Dr., 3400 Grone Einrichtung zur selbsttätigen Regelung des Dreschprozesses bei einem Mähdrescher
US3583514A (en) * 1969-05-12 1971-06-08 James C Taylor Automatic guidance system for farm tractors and method of plowing
US3797208A (en) * 1970-10-23 1974-03-19 Clayson Nv Mechanism for the automatic steering of agricultural machines, especially combines
LU67810A1 (fr) * 1973-06-18 1973-08-28
US3939846A (en) * 1974-06-27 1976-02-24 Vladimir Kirillovich Drozhzhin Device for monitoring and controlling the relative flows and losses of grain in a grain combine thresher
DE2434396C3 (de) * 1974-07-17 1981-10-29 Maschinenfabrik Fahr Ag Gottmadingen, 7702 Gottmadingen Tasteranordnung einer selbsttätigen Seitenführung an einer selbstfahrenden Erntemaschine z.B. einem Mähdrescher
DE2451314A1 (de) * 1974-10-29 1976-05-06 Fahr Ag Maschf Landwirtschaftlich genutztes fahrzeug mit einer vorrichtung zur automatischen durchfuehrung von teilarbeitsablaeufen
US3935866A (en) * 1974-12-23 1976-02-03 Allis-Chalmers Corporation Grain loss monitor
DE2532407A1 (de) * 1975-07-19 1977-02-03 Herbertz J Verfahren und vorrichtung zur messung der bestandsdichte von erntegut

Also Published As

Publication number Publication date
US4228636A (en) 1980-10-21
FR2361811A1 (fr) 1978-03-17
DE2608049A1 (de) 1977-09-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee